Home / 7,115,947.58-9,815,998.82-4,501,640.58

Finding the Fourth Proportional to 7,115,947.58, 9,815,998.82 and 4,501,640.58

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Solution

The fourth proportional to 7,115,947.58, 9,815,998.82 and 4,501,640.58 is: 6,209,727.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,947.58 : 9,815,998.82 = 4,501,640.58 : x
  2. Step 2: Convert to fraction form
    7,115,947.58/9,815,998.82 = 4,501,640.58/x
  3. Step 3: Cross multiply
    7,115,947.58x = 9,815,998.82 × 4,501,640.58
  4. Step 4: Simplify right side
    7,115,947.58x = 44,188,098,621,344.12
  5. Step 5: Solve for x
    x = 44,188,098,621,344.12/7,115,947.58
  6. Step 6: Final answer
    x = 6,209,727.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.